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Harkness Screens International Limited

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Patents Grantslast 30 patents

  • Information Patent Grant

    Projection screen
    • Patent number 10,663,850
    • Issue date May 26, 2020
    • Harkness Screens International Limited
    • David Harrison
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    A PROJECTION SCREEN
    • Publication number 20180224734
    • Publication date Aug 9, 2018
    • Harkness Screens International Limited
    • David Harrison
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Trademarklast 30 trademarks

  • Information Trademark

    79065423 - SPECTRAL
    • Serial number 79065423
    • Registration number 3761417
    • Filing date Jan 29, 2009
    • Harkness Screens International Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    79064531 - HARKNESS SCREENS
    • Serial number 79064531
    • Registration number 3705605
    • Filing date Dec 16, 2008
    • Harkness Screens International Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments